XML 57 R46.htm IDEA: XBRL DOCUMENT v3.5.0.2
10. Income Taxes (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2016
Jun. 30, 2015
Jun. 30, 2016
Jun. 30, 2015
Effective tax rate 33.00% 28.00% 36.00% 30.00%
Significant Change in Unrecognized Tax Benefits is Reasonably Possible, Amount of Unrecorded Benefit $ 4.1   $ 4.1  
U.S. Federal [Member]        
Statutory Rates 35.00% 35.00% 35.00% 35.00%